util/blitter (and friends): generate appropriate SVIEW decls

Some hardware needs to know the sampler type.  Update the blit related
shaders to include SVIEW decl.

Signed-off-by: Rob Clark <[email protected]>
Reviewed-by: Jose Fonseca <[email protected]>

5 files changed, 143 insertions, 46 deletions

diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c
index 3f3b5fe63e4..e3f30557a03 100644
--- a/src/gallium/auxiliary/util/u_blit.c
+++ b/src/gallium/auxiliary/util/u_blit.c
@@ -65,7 +65,7 @@ struct blit_state
    struct pipe_vertex_element velem[2];
 
    void *vs;
-   void *fs[PIPE_MAX_TEXTURE_TYPES][TGSI_WRITEMASK_XYZW + 1];
+   void *fs[PIPE_MAX_TEXTURE_TYPES][TGSI_WRITEMASK_XYZW + 1][3];
 
    struct pipe_resource *vbuf;  /**< quad vertices */
    unsigned vbuf_slot;
@@ -135,15 +135,17 @@ void
 util_destroy_blit(struct blit_state *ctx)
 {
    struct pipe_context *pipe = ctx->pipe;
-   unsigned i, j;
+   unsigned i, j, k;
 
    if (ctx->vs)
       pipe->delete_vs_state(pipe, ctx->vs);
 
    for (i = 0; i < Elements(ctx->fs); i++) {
       for (j = 0; j < Elements(ctx->fs[i]); j++) {
-         if (ctx->fs[i][j])
-            pipe->delete_fs_state(pipe, ctx->fs[i][j]);
+         for (k = 0; k < Elements(ctx->fs[i][j]); k++) {
+            if (ctx->fs[i][j][k])
+               pipe->delete_fs_state(pipe, ctx->fs[i][j][k]);
+         }
       }
    }
 
@@ -158,18 +160,34 @@ util_destroy_blit(struct blit_state *ctx)
  */
 static INLINE void
 set_fragment_shader(struct blit_state *ctx, uint writemask,
+                    enum pipe_format format,
                     enum pipe_texture_target pipe_tex)
 {
-   if (!ctx->fs[pipe_tex][writemask]) {
+   enum tgsi_return_type stype;
+   unsigned idx;
+
+   if (util_format_is_pure_uint(format)) {
+      stype = TGSI_RETURN_TYPE_UINT;
+      idx = 0;
+   } else if (util_format_is_pure_sint(format)) {
+      stype = TGSI_RETURN_TYPE_SINT;
+      idx = 1;
+   } else {
+      stype = TGSI_RETURN_TYPE_FLOAT;
+      idx = 2;
+   }
+
+   if (!ctx->fs[pipe_tex][writemask][idx]) {
       unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex, 0);
 
-      ctx->fs[pipe_tex][writemask] =
+      ctx->fs[pipe_tex][writemask][idx] =
          util_make_fragment_tex_shader_writemask(ctx->pipe, tgsi_tex,
                                                  TGSI_INTERPOLATE_LINEAR,
-                                                 writemask);
+                                                 writemask,
+                                                 stype);
    }
 
-   cso_set_fragment_shader_handle(ctx->cso, ctx->fs[pipe_tex][writemask]);
+   cso_set_fragment_shader_handle(ctx->cso, ctx->fs[pipe_tex][writemask][idx]);
 }
 
 
@@ -571,6 +589,7 @@ util_blit_pixels_tex(struct blit_state *ctx,
 
    /* shaders */
    set_fragment_shader(ctx, TGSI_WRITEMASK_XYZW,
+                       src_sampler_view->format,
                        src_sampler_view->texture->target);
    set_vertex_shader(ctx);
    cso_set_tessctrl_shader_handle(ctx->cso, NULL);
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c
index 16bf90fc9d6..b5ef9a23966 100644
--- a/src/gallium/auxiliary/util/u_blitter.c
+++ b/src/gallium/auxiliary/util/u_blitter.c
@@ -81,6 +81,8 @@ struct blitter_context_priv
    /* FS which outputs a color from a texture,
       where the index is PIPE_TEXTURE_* to be sampled. */
    void *fs_texfetch_col[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_col_uint[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_col_sint[PIPE_MAX_TEXTURE_TYPES];
 
    /* FS which outputs a depth from a texture,
       where the index is PIPE_TEXTURE_* to be sampled. */
@@ -90,6 +92,8 @@ struct blitter_context_priv
 
    /* FS which outputs one sample from a multisample texture. */
    void *fs_texfetch_col_msaa[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_col_msaa_uint[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_col_msaa_sint[PIPE_MAX_TEXTURE_TYPES];
    void *fs_texfetch_depth_msaa[PIPE_MAX_TEXTURE_TYPES];
    void *fs_texfetch_depthstencil_msaa[PIPE_MAX_TEXTURE_TYPES];
    void *fs_texfetch_stencil_msaa[PIPE_MAX_TEXTURE_TYPES];
@@ -438,6 +442,10 @@ void util_blitter_destroy(struct blitter_context *blitter)
    for (i = 0; i < PIPE_MAX_TEXTURE_TYPES; i++) {
       if (ctx->fs_texfetch_col[i])
          ctx->delete_fs_state(pipe, ctx->fs_texfetch_col[i]);
+      if (ctx->fs_texfetch_col_sint[i])
+         ctx->delete_fs_state(pipe, ctx->fs_texfetch_col_sint[i]);
+      if (ctx->fs_texfetch_col_uint[i])
+         ctx->delete_fs_state(pipe, ctx->fs_texfetch_col_uint[i]);
       if (ctx->fs_texfetch_depth[i])
          ctx->delete_fs_state(pipe, ctx->fs_texfetch_depth[i]);
       if (ctx->fs_texfetch_depthstencil[i])
@@ -447,6 +455,10 @@ void util_blitter_destroy(struct blitter_context *blitter)
 
       if (ctx->fs_texfetch_col_msaa[i])
          ctx->delete_fs_state(pipe, ctx->fs_texfetch_col_msaa[i]);
+      if (ctx->fs_texfetch_col_msaa_sint[i])
+         ctx->delete_fs_state(pipe, ctx->fs_texfetch_col_msaa_sint[i]);
+      if (ctx->fs_texfetch_col_msaa_uint[i])
+         ctx->delete_fs_state(pipe, ctx->fs_texfetch_col_msaa_uint[i]);
       if (ctx->fs_texfetch_depth_msaa[i])
          ctx->delete_fs_state(pipe, ctx->fs_texfetch_depth_msaa[i]);
       if (ctx->fs_texfetch_depthstencil_msaa[i])
@@ -844,25 +856,29 @@ static void *blitter_get_fs_texfetch_col(struct blitter_context_priv *ctx,
 {
    struct pipe_context *pipe = ctx->base.pipe;
    unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(target, src_nr_samples);
+   enum tgsi_return_type stype;
 
    assert(target < PIPE_MAX_TEXTURE_TYPES);
 
+   if (util_format_is_pure_uint(format))
+      stype = TGSI_RETURN_TYPE_UINT;
+   else if (util_format_is_pure_sint(format))
+      stype = TGSI_RETURN_TYPE_SINT;
+   else
+      stype = TGSI_RETURN_TYPE_FLOAT;
+
    if (src_nr_samples > 1) {
       void **shader;
 
       if (dst_nr_samples <= 1) {
          /* The destination has one sample, so we'll do color resolve. */
-         boolean is_uint, is_sint;
          unsigned index = GET_MSAA_RESOLVE_FS_IDX(src_nr_samples);
 
-         is_uint = util_format_is_pure_uint(format);
-         is_sint = util_format_is_pure_sint(format);
-
          assert(filter < 2);
 
-         if (is_uint)
+         if (stype == TGSI_RETURN_TYPE_UINT)
             shader = &ctx->fs_resolve_uint[target][index][filter];
-         else if (is_sint)
+         else if (stype == TGSI_RETURN_TYPE_SINT)
             shader = &ctx->fs_resolve_sint[target][index][filter];
          else
             shader = &ctx->fs_resolve[target][index][filter];
@@ -872,12 +888,12 @@ static void *blitter_get_fs_texfetch_col(struct blitter_context_priv *ctx,
             if (filter == PIPE_TEX_FILTER_LINEAR) {
                *shader = util_make_fs_msaa_resolve_bilinear(pipe, tgsi_tex,
                                                    src_nr_samples,
-                                                   is_uint, is_sint);
+                                                   stype);
             }
             else {
                *shader = util_make_fs_msaa_resolve(pipe, tgsi_tex,
                                                    src_nr_samples,
-                                                   is_uint, is_sint);
+                                                   stype);
             }
          }
       }
@@ -885,24 +901,37 @@ static void *blitter_get_fs_texfetch_col(struct blitter_context_priv *ctx,
          /* The destination has multiple samples, we'll do
           * an MSAA->MSAA copy.
           */
-         shader = &ctx->fs_texfetch_col_msaa[target];
+          if (stype == TGSI_RETURN_TYPE_UINT)
+             shader = &ctx->fs_texfetch_col_msaa_uint[target];
+          else if (stype == TGSI_RETURN_TYPE_SINT)
+             shader = &ctx->fs_texfetch_col_msaa_sint[target];
+          else
+             shader = &ctx->fs_texfetch_col_msaa[target];
 
          /* Create the fragment shader on-demand. */
          if (!*shader) {
             assert(!ctx->cached_all_shaders);
-            *shader = util_make_fs_blit_msaa_color(pipe, tgsi_tex);
+            *shader = util_make_fs_blit_msaa_color(pipe, tgsi_tex, stype);
          }
       }
 
       return *shader;
    } else {
-      void **shader = &ctx->fs_texfetch_col[target];
+      void **shader;
+
+      if (stype == TGSI_RETURN_TYPE_UINT)
+         shader = &ctx->fs_texfetch_col_uint[target];
+      else if (stype == TGSI_RETURN_TYPE_SINT)
+         shader = &ctx->fs_texfetch_col_sint[target];
+      else
+         shader = &ctx->fs_texfetch_col[target];
 
       /* Create the fragment shader on-demand. */
       if (!*shader) {
          assert(!ctx->cached_all_shaders);
          *shader = util_make_fragment_tex_shader(pipe, tgsi_tex,
-                                                 TGSI_INTERPOLATE_LINEAR);
+                                                 TGSI_INTERPOLATE_LINEAR,
+                                                 stype);
       }
 
       return *shader;
@@ -1066,6 +1095,10 @@ void util_blitter_cache_all_shaders(struct blitter_context *blitter)
           */
          blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_FLOAT, target,
                                      samples, samples, 0);
+         blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_UINT, target,
+                                     samples, samples, 0);
+         blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_SINT, target,
+                                     samples, samples, 0);
          blitter_get_fs_texfetch_depth(ctx, target, samples);
          if (ctx->has_stencil_export) {
             blitter_get_fs_texfetch_depthstencil(ctx, target, samples);
diff --git a/src/gallium/auxiliary/util/u_simple_shaders.c b/src/gallium/auxiliary/util/u_simple_shaders.c
index c612b67e284..6d29cab9207 100644
--- a/src/gallium/auxiliary/util/u_simple_shaders.c
+++ b/src/gallium/auxiliary/util/u_simple_shaders.c
@@ -216,7 +216,8 @@ void *
 util_make_fragment_tex_shader_writemask(struct pipe_context *pipe,
                                         unsigned tex_target,
                                         unsigned interp_mode,
-                                        unsigned writemask )
+                                        unsigned writemask,
+                                        enum tgsi_return_type stype)
 {
    struct ureg_program *ureg;
    struct ureg_src sampler;
@@ -232,6 +233,8 @@ util_make_fragment_tex_shader_writemask(struct pipe_context *pipe,
    
    sampler = ureg_DECL_sampler( ureg, 0 );
 
+   ureg_DECL_sampler_view(ureg, 0, tex_target, stype, stype, stype, stype);
+
    tex = ureg_DECL_fs_input( ureg, 
                              TGSI_SEMANTIC_GENERIC, 0, 
                              interp_mode );
@@ -268,12 +271,14 @@ util_make_fragment_tex_shader_writemask(struct pipe_context *pipe,
  */
 void *
 util_make_fragment_tex_shader(struct pipe_context *pipe, unsigned tex_target,
-                              unsigned interp_mode)
+                              unsigned interp_mode,
+                              enum tgsi_return_type stype)
 {
    return util_make_fragment_tex_shader_writemask( pipe,
                                                    tex_target,
                                                    interp_mode,
-                                                   TGSI_WRITEMASK_XYZW );
+                                                   TGSI_WRITEMASK_XYZW,
+                                                   stype );
 }
 
 
@@ -298,6 +303,12 @@ util_make_fragment_tex_shader_writedepth(struct pipe_context *pipe,
 
    sampler = ureg_DECL_sampler( ureg, 0 );
 
+   ureg_DECL_sampler_view(ureg, 0, tex_target,
+                          TGSI_RETURN_TYPE_FLOAT,
+                          TGSI_RETURN_TYPE_FLOAT,
+                          TGSI_RETURN_TYPE_FLOAT,
+                          TGSI_RETURN_TYPE_FLOAT);
+
    tex = ureg_DECL_fs_input( ureg,
                              TGSI_SEMANTIC_GENERIC, 0,
                              interp_mode );
@@ -343,7 +354,17 @@ util_make_fragment_tex_shader_writedepthstencil(struct pipe_context *pipe,
       return NULL;
 
    depth_sampler = ureg_DECL_sampler( ureg, 0 );
+   ureg_DECL_sampler_view(ureg, 0, tex_target,
+                          TGSI_RETURN_TYPE_FLOAT,
+                          TGSI_RETURN_TYPE_FLOAT,
+                          TGSI_RETURN_TYPE_FLOAT,
+                          TGSI_RETURN_TYPE_FLOAT);
    stencil_sampler = ureg_DECL_sampler( ureg, 1 );
+   ureg_DECL_sampler_view(ureg, 0, tex_target,
+                          TGSI_RETURN_TYPE_UINT,
+                          TGSI_RETURN_TYPE_UINT,
+                          TGSI_RETURN_TYPE_UINT,
+                          TGSI_RETURN_TYPE_UINT);
 
    tex = ureg_DECL_fs_input( ureg,
                              TGSI_SEMANTIC_GENERIC, 0,
@@ -398,6 +419,12 @@ util_make_fragment_tex_shader_writestencil(struct pipe_context *pipe,
 
    stencil_sampler = ureg_DECL_sampler( ureg, 0 );
 
+   ureg_DECL_sampler_view(ureg, 0, tex_target,
+                          TGSI_RETURN_TYPE_UINT,
+                          TGSI_RETURN_TYPE_UINT,
+                          TGSI_RETURN_TYPE_UINT,
+                          TGSI_RETURN_TYPE_UINT);
+
    tex = ureg_DECL_fs_input( ureg,
                              TGSI_SEMANTIC_GENERIC, 0,
                              interp_mode );
@@ -512,6 +539,7 @@ util_make_fragment_cloneinput_shader(struct pipe_context *pipe, int num_cbufs,
 static void *
 util_make_fs_blit_msaa_gen(struct pipe_context *pipe,
                            unsigned tgsi_tex,
+                           const char *samp_type,
                            const char *output_semantic,
                            const char *output_mask)
 {
@@ -519,6 +547,7 @@ util_make_fs_blit_msaa_gen(struct pipe_context *pipe,
          "FRAG\n"
          "DCL IN[0], GENERIC[0], LINEAR\n"
          "DCL SAMP[0]\n"
+         "DCL SVIEW[0], %s, %s\n"
          "DCL OUT[0], %s\n"
          "DCL TEMP[0]\n"
 
@@ -534,7 +563,8 @@ util_make_fs_blit_msaa_gen(struct pipe_context *pipe,
    assert(tgsi_tex == TGSI_TEXTURE_2D_MSAA ||
           tgsi_tex == TGSI_TEXTURE_2D_ARRAY_MSAA);
 
-   sprintf(text, shader_templ, output_semantic, output_mask, type);
+   sprintf(text, shader_templ, type, samp_type,
+           output_semantic, output_mask, type);
 
    if (!tgsi_text_translate(text, tokens, Elements(tokens))) {
       puts(text);
@@ -556,9 +586,19 @@ util_make_fs_blit_msaa_gen(struct pipe_context *pipe,
  */
 void *
 util_make_fs_blit_msaa_color(struct pipe_context *pipe,
-                             unsigned tgsi_tex)
+                             unsigned tgsi_tex,
+                             enum tgsi_return_type stype)
 {
-   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex,
+   const char *samp_type;
+
+   if (stype == TGSI_RETURN_TYPE_UINT)
+      samp_type = "UINT";
+   else if (stype == TGSI_RETURN_TYPE_SINT)
+      samp_type = "SINT";
+   else
+      samp_type = "FLOAT";
+
+   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex, samp_type,
                                      "COLOR[0]", "");
 }
 
@@ -572,7 +612,7 @@ void *
 util_make_fs_blit_msaa_depth(struct pipe_context *pipe,
                              unsigned tgsi_tex)
 {
-   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex,
+   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex, "FLOAT",
                                      "POSITION", ".z");
 }
 
@@ -586,7 +626,7 @@ void *
 util_make_fs_blit_msaa_stencil(struct pipe_context *pipe,
                                unsigned tgsi_tex)
 {
-   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex,
+   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex, "UINT",
                                      "STENCIL", ".y");
 }
 
@@ -640,7 +680,7 @@ util_make_fs_blit_msaa_depthstencil(struct pipe_context *pipe,
 void *
 util_make_fs_msaa_resolve(struct pipe_context *pipe,
                           unsigned tgsi_tex, unsigned nr_samples,
-                          boolean is_uint, boolean is_sint)
+                          enum tgsi_return_type stype)
 {
    struct ureg_program *ureg;
    struct ureg_src sampler, coord;
@@ -653,6 +693,7 @@ util_make_fs_msaa_resolve(struct pipe_context *pipe,
 
    /* Declarations. */
    sampler = ureg_DECL_sampler(ureg, 0);
+   ureg_DECL_sampler_view(ureg, 0, tgsi_tex, stype, stype, stype, stype);
    coord = ureg_DECL_fs_input(ureg, TGSI_SEMANTIC_GENERIC, 0,
                               TGSI_INTERPOLATE_LINEAR);
    out = ureg_DECL_output(ureg, TGSI_SEMANTIC_COLOR, 0);
@@ -670,9 +711,9 @@ util_make_fs_msaa_resolve(struct pipe_context *pipe,
                ureg_imm1u(ureg, i));
       ureg_TXF(ureg, tmp, tgsi_tex, ureg_src(tmp_coord), sampler);
 
-      if (is_uint)
+      if (stype == TGSI_RETURN_TYPE_UINT)
          ureg_U2F(ureg, tmp, ureg_src(tmp));
-      else if (is_sint)
+      else if (stype == TGSI_RETURN_TYPE_SINT)
          ureg_I2F(ureg, tmp, ureg_src(tmp));
 
       /* Add it to the sum.*/
@@ -683,9 +724,9 @@ util_make_fs_msaa_resolve(struct pipe_context *pipe,
    ureg_MUL(ureg, tmp_sum, ureg_src(tmp_sum),
             ureg_imm1f(ureg, 1.0 / nr_samples));
 
-   if (is_uint)
+   if (stype == TGSI_RETURN_TYPE_UINT)
       ureg_F2U(ureg, out, ureg_src(tmp_sum));
-   else if (is_sint)
+   else if (stype == TGSI_RETURN_TYPE_SINT)
       ureg_F2I(ureg, out, ureg_src(tmp_sum));
    else
       ureg_MOV(ureg, out, ureg_src(tmp_sum));
@@ -699,7 +740,7 @@ util_make_fs_msaa_resolve(struct pipe_context *pipe,
 void *
 util_make_fs_msaa_resolve_bilinear(struct pipe_context *pipe,
                                    unsigned tgsi_tex, unsigned nr_samples,
-                                   boolean is_uint, boolean is_sint)
+                                   enum tgsi_return_type stype)
 {
    struct ureg_program *ureg;
    struct ureg_src sampler, coord;
@@ -713,6 +754,7 @@ util_make_fs_msaa_resolve_bilinear(struct pipe_context *pipe,
 
    /* Declarations. */
    sampler = ureg_DECL_sampler(ureg, 0);
+   ureg_DECL_sampler_view(ureg, 0, tgsi_tex, stype, stype, stype, stype);
    coord = ureg_DECL_fs_input(ureg, TGSI_SEMANTIC_GENERIC, 0,
                               TGSI_INTERPOLATE_LINEAR);
    out = ureg_DECL_output(ureg, TGSI_SEMANTIC_COLOR, 0);
@@ -744,9 +786,9 @@ util_make_fs_msaa_resolve_bilinear(struct pipe_context *pipe,
                   ureg_imm1u(ureg, i));
          ureg_TXF(ureg, tmp, tgsi_tex, ureg_src(tmp_coord[c]), sampler);
 
-         if (is_uint)
+         if (stype == TGSI_RETURN_TYPE_UINT)
             ureg_U2F(ureg, tmp, ureg_src(tmp));
-         else if (is_sint)
+         else if (stype == TGSI_RETURN_TYPE_SINT)
             ureg_I2F(ureg, tmp, ureg_src(tmp));
 
          /* Add it to the sum.*/
@@ -778,9 +820,9 @@ util_make_fs_msaa_resolve_bilinear(struct pipe_context *pipe,
             ureg_src(top));
 
    /* Convert to the texture format and return. */
-   if (is_uint)
+   if (stype == TGSI_RETURN_TYPE_UINT)
       ureg_F2U(ureg, out, ureg_src(tmp));
-   else if (is_sint)
+   else if (stype == TGSI_RETURN_TYPE_SINT)
       ureg_F2I(ureg, out, ureg_src(tmp));
    else
       ureg_MOV(ureg, out, ureg_src(tmp));
diff --git a/src/gallium/auxiliary/util/u_simple_shaders.h b/src/gallium/auxiliary/util/u_simple_shaders.h
index dd282e02a13..08d798ef541 100644
--- a/src/gallium/auxiliary/util/u_simple_shaders.h
+++ b/src/gallium/auxiliary/util/u_simple_shaders.h
@@ -68,15 +68,16 @@ extern void *
 util_make_layered_clear_geometry_shader(struct pipe_context *pipe);
 
 extern void *
-util_make_fragment_tex_shader_writemask(struct pipe_context *pipe, 
+util_make_fragment_tex_shader_writemask(struct pipe_context *pipe,
                                         unsigned tex_target,
                                         unsigned interp_mode,
-                                        unsigned writemask);
+                                        unsigned writemask,
+                                        enum tgsi_return_type stype);
 
 extern void *
 util_make_fragment_tex_shader(struct pipe_context *pipe, unsigned tex_target,
-                              unsigned interp_mode);
-
+                              unsigned interp_mode,
+                              enum tgsi_return_type stype);
 
 extern void *
 util_make_fragment_tex_shader_writedepth(struct pipe_context *pipe,
@@ -115,7 +116,8 @@ util_make_fragment_cloneinput_shader(struct pipe_context *pipe, int num_cbufs,
 
 extern void *
 util_make_fs_blit_msaa_color(struct pipe_context *pipe,
-                             unsigned tgsi_tex);
+                             unsigned tgsi_tex,
+                             enum tgsi_return_type stype);
 
 
 extern void *
@@ -136,13 +138,13 @@ util_make_fs_blit_msaa_stencil(struct pipe_context *pipe,
 void *
 util_make_fs_msaa_resolve(struct pipe_context *pipe,
                           unsigned tgsi_tex, unsigned nr_samples,
-                          boolean is_uint, boolean is_sint);
+                          enum tgsi_return_type stype);
 
 
 void *
 util_make_fs_msaa_resolve_bilinear(struct pipe_context *pipe,
                                    unsigned tgsi_tex, unsigned nr_samples,
-                                   boolean is_uint, boolean is_sint);
+                                   enum tgsi_return_type stype);
 
 #ifdef __cplusplus
 }
diff --git a/src/gallium/auxiliary/util/u_tests.c b/src/gallium/auxiliary/util/u_tests.c
index fe549723c33..6a489d63c09 100644
--- a/src/gallium/auxiliary/util/u_tests.c
+++ b/src/gallium/auxiliary/util/u_tests.c
@@ -373,7 +373,8 @@ null_sampler_view(struct pipe_context *ctx, unsigned tgsi_tex_target)
 
    /* Fragment shader. */
    fs = util_make_fragment_tex_shader(ctx, tgsi_tex_target,
-                                      TGSI_INTERPOLATE_LINEAR);
+                                      TGSI_INTERPOLATE_LINEAR,
+                                      TGSI_RETURN_TYPE_FLOAT);
    cso_set_fragment_shader_handle(cso, fs);
 
    /* Vertex shader. */